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SKU: PH90640Experiential Learning Apparatus • Science Practical Calibration
Laboratory Hardware & Measurement EssentialsCBSE / NCERT Syllabus
Reversing Key
Apparatus Description & Purpose
To change polarity rapidly. A plastic bar with two terminals and two brushes is pivoted to rotate over two contact strips so that its rotation reverses the polarity of connections on the base.
CSEEL provides turn-key science laboratory setup, teacher pedagogy training, and institutional quotation support.
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